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Aluminoceladonite : K(Mg,Fe2+)(Al,Fe3+)[(OH)2|Si4O10] | |
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Dora Maira Massif, Cuneo Province, Piedmont, Italy Size of specimen: 1.5 x 1.1 cm |
| © Sergey Vasiliev | Photo ID: 71106 View Count: 563 |
Chloritoid : (Fe2+,Mg,Mn2+)Al2[O|(OH)2|SiO4] | |
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Colle di Cervetto, Sampeyre, Varaita Valley, Dora Maira Massif, Cuneo Province, Piedmont, Italy Overall size 9x6x4 cm. Group of big black chloritoid lamellae with max. size 30 mm. immersed in quartz matrix. Photo and private collection of Marco Macchieraldo. |
| © Marco Macchieraldo | Photo ID: 177655 View Count: 150 |
Coesite : SiO2 | |
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Dora Maira Massif, Cuneo Province, Piedmont, Italy Coesite inclusions in Pyrope. Size of Pyrope is about 10x7 mm |
| © Sergey Vasiliev | Photo ID: 57762 View Count: 1251 |
Coesite : SiO2 | |
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Gilba Valley, Brossasco, Varaita Valley, Dora Maira Massif, Cuneo Province, Piedmont, Italy Overall size 3x2x2 cm. Colourless coesite nodule of 2 mm. on pyrope matrix. Typical sample of high pressure methamorfism. It was formed at 100 km. of depth under the ground’s level. It is visible the typical radial cracking. Photo and private collection of Marco Macchieraldo. |
| © Marco Macchieraldo | Photo ID: 268297 View Count: 16 |
Ellenbergerite : Mg6Al6Ti[(OH)6|(HSiO4)4|(SiO4)4] | |
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Dora Maira Massif, Cuneo Province, Piedmont, Italy Picture width is 2,5mm. Purple crystal of Ellenbergerite (TL). |
| © Elmar Lackner | Photo ID: 73873 View Count: 424 |
Ellenbergerite : Mg6Al6Ti[(OH)6|(HSiO4)4|(SiO4)4] | |
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Case Parigi (Case Paris), Martiniana Po, Po Valley, Dora Maira Massif, Cuneo Province, Piedmont, Italy A 5 mm transparent crystal of purple Ellenbergerite in pink Pyrope from the type locality, the Dora Maira Massif, Parigi near Martiniana Po, Piedmonte, Italy. Specimen and photo: Knut Eldjarn. |
| © Knut Eldjarn | Photo ID: 57482 View Count: 380 |
Ellenbergerite : Mg6Al6Ti[(OH)6|(HSiO4)4|(SiO4)4] | |
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Case Parigi (Case Paris), Martiniana Po, Po Valley, Dora Maira Massif, Cuneo Province, Piedmont, Italy Field of view 7 mm. Specimen and photo Leon Hupperichs. |
| © Leon Hupperichs | Photo ID: 107034 View Count: 148 |
Ellenbergerite : Mg6Al6Ti[(OH)6|(HSiO4)4|(SiO4)4] | |
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Dora Maira Massif, Cuneo Province, Piedmont, Italy Picture width is 3mm. Intergrown violet crystal of Ellenbergerite (TL). |
| © Elmar Lackner | Photo ID: 129379 View Count: 130 |
Ellenbergerite : Mg6Al6Ti[(OH)6|(HSiO4)4|(SiO4)4] | |
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Dora Maira Massif, Cuneo Province, Piedmont, Italy Pale lilac mass of Ellenbergerite Sample size: 4 X 2 cm Collection and photo: Arliguie M |
| © Arliguie M | Photo ID: 163526 View Count: 111 |
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Varaita Valley, Dora Maira Massif, Cuneo Province, Piedmont, Italy Very nice Epidote crystal of 7.8 mm. Collection A.Mattiello Photo M.Chinellato |
| © Chinellato Matteo | Photo ID: 119283 View Count: 125 |
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